Aaron Rodgers, Joe Flacco brings a rare matchup of 40-year-old quarterbacks
Other starters in their 30s are Prescott (32), Jared Goff (who turned 31 two days ago), Baker Mayfield (30), and Patrick Mahomes (30). (Carson Wentz, the temporary starter in Minnesota, is 32. Kirk Cousins, the backup in Atlanta, is 37.)